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A hollow sphere has radius 6.4 m. Minimu...

A hollow sphere has radius 6.4 m. Minimum velocity required by a motor cyclist at bottom to complete the circle will be.

A

`17.7 m//s`

B

`10.2 m//s`

C

`12.4 m//s`

D

`16.0 m//s`

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The correct Answer is:
A
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ERRORLESS -MOTION IN TWO DIMENSION-Exercise
  1. In a vertical circle of radius r , at what point in its path a particl...

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  2. The tension in the string revolving in a vertical circle with a mass ...

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  3. A hollow sphere has radius 6.4 m. Minimum velocity required by a motor...

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  4. A block is released from rest at the top of an inclined plane which la...

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  5. A pendulum bob on a 2 m string is displaced 60^(@) from the vertical a...

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  6. A fan is making 600 revolutions per minute. If after some time it make...

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  7. A particle is tied to 20 cm long string. It performs circular motion ...

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  8. A stone tied with a string, is rotated in a vertical circle. The mini...

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  9. For a particle in a non-uniform accelerated circular motion

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  10. A fighter plane is moving in a vertical circle of radius 'r'. Its min...

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  11. A ball is moving to and fro about the lowest point A of a smooth hemis...

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  12. A stone of mass m is tied to a string and is moved in a vertical circl...

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  13. As per given figure to complete the circular loop what should be the r...

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  14. A coin, placed on a rotating turntable slips, when it is placed at a d...

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  15. When a celling fan is switched off, its angular velocity falls to half...

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  16. A body crosses the topmost point of a vertical circle with a critical ...

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  17. A simple pendulum oscillates in a vertical plane. When it passes throu...

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  18. A particle is moving in a vertical circle with constant speed. The tan...

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  19. A Particle is kept at rest at the top of a sphere of diameter 42m.when...

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  20. The coordinates of a moving particle at any time 't' are given by x = ...

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